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The main advantage of run-time polymorphism us flexible.
-The main disadvantage is loss of execution speed.
Githiari answered the question on February 5, 2018 at 11:33
- If in a class hierarchy, a derived class neglects to override a virtual function,what happens when an object of that derived class that function in...(Solved)
If in a class hierarchy, a derived class neglects to override a virtual function,what happens when an object of that derived class that function in a computer program?
Date posted: February 5, 2018. Answers (1)
- Is the following C++ fragment correct? If not, why not?
class base {
public:
virtual int f(int a)=0;
//...
};
class derived : public base {
public:
int f(int a, int b) {return...(Solved)
Is the following C++ fragment correct? If not, why not?
class base {
public:
virtual int f(int a)=0;
//...
};
class derived : public base {
public:
int f(int a, int b) {return a*b;}
//...
};
Date posted: February 5, 2018. Answers (1)
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Distinguish between an abstract and polymorphic classes.
Date posted: February 5, 2018. Answers (1)
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What is a pure virtual function in a computer program?
Date posted: February 5, 2018. Answers (1)
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How does virtual function help achieve run-time polymorphism in a computer program?
Date posted: February 5, 2018. Answers (1)
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Define the term computer system.
Date posted: February 5, 2018. Answers (1)
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Date posted: February 5, 2018. Answers (1)
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Give one advantage of using the C++ I/O functions instead of the C-like I/O system.
Date posted: February 5, 2018. Answers (1)
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What functions report status information about the C++ I/O system?
Date posted: February 5, 2018. Answers (1)
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Show the statement that sets the put pointer to the 234th byte in a file linked to a stream called 'out'
Date posted: February 5, 2018. Answers (1)
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What function positions the get pointer and put program pointers?
Date posted: February 5, 2018. Answers (1)
- Given the following C++ fragment, in what order are the constructor functions called?
class myclass: public A, public B, public C {...(Solved)
Given the following C++ fragment, in what order are the constructor functions called?
class myclass: public A, public B, public C {...
Date posted: February 5, 2018. Answers (1)
- Explain what protected means in programming world.(Solved)
Explain what protected means in programming world.
Date posted: February 5, 2018. Answers (1)
- When a base class is inherited as public by the derived class, what happens to its public members?What happens to its private members? If...(Solved)
When a base class is inherited as public by the derived class, what happens to its public members?What happens to its private members? If the base is inherited as private by the derived class, what happens to its public and private members in computer programming?
Date posted: February 5, 2018. Answers (1)
- Why are the following two overloaded functions in C++ inherently ambiguous?
int f(int a);
int f(int &a);(Solved)
Why are the following two overloaded functions in C++ inherently ambiguous?
int f(int a);
int f(int &a);
Date posted: February 5, 2018. Answers (1)
- When you are assigning the address of an overloaded function to a pointer in a program,what is it that determines which version of the function...(Solved)
When you are assigning the address of an overloaded function to a pointer in a program,what is it that determines which version of the function is used?
Date posted: February 5, 2018. Answers (1)
- Using 4 bit numbers, for example (5)10 = ( 0101)2 Write all positive numbers and all negative numbers that can be represented....(Solved)
Using 4 bit numbers, for example (5)10 = ( 0101)2 Write all positive numbers and all negative numbers that can be represented with four bits in sign-magnitude, one’s complement, and two’s complement.
Date posted: February 4, 2018. Answers (1)
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What is the bool data type in programming?
Date posted: February 3, 2018. Answers (1)
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How can comments be included in a C++ program?
Date posted: February 3, 2018. Answers (1)
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Give a brief descriptions of polymorphism, encapsulation, and inheritance as applied in programming.
Date posted: February 3, 2018. Answers (1)